Total coronavirus cases in the U.S. surpassed four million a little over two weeks after reaching three million, as several hard-hit states reported record-high deaths.
Florida, California and Tennessee on Thursday reported single-day records in fatalities with 173, 157 and 37 deaths, respectively. Texas reported 173 new fatalities—the third-highest in a single day during the pandemic—a day after its record high of 197. Reporting standards vary state to state; deaths reported on a single day didn’t necessarily occur on that…